Re: [PATCH V2] testsuite: support mold linker

[Jan Beulich <jbeulich@suse.com>]

On 05.12.2022 15:24, Martin Liška wrote:
> On 12/5/22 15:08, Jan Beulich wrote:
>> On 05.12.2022 14:48, Martin Liška wrote:
>> Furthermore I now even less understand ...
>>
>>> --- a/libbacktrace/Makefile.am
>>> +++ b/libbacktrace/Makefile.am
>>> @@ -498,7 +498,7 @@ TESTS += mtest_minidebug
>>>  
>>>  %_minidebug: %
>>>  	$(NM) -D $< -P --defined-only | $(AWK) '{ print $$1 }' | sort > $<.dsyms
>>> -	$(NM) $< -P --defined-only | $(AWK) '{ if ($$2 == "T" || $$2 == "t" || $$2 == "D") print $$1 }' | sort > $<.fsyms
>>> +	$(NM) $< -P --defined-only | $(AWK) '{ if ($$2 == "T" || $$2 == "t" || $$2 == "D" || $$2 == "d") print $$1 }' | sort > $<.fsyms
>>
>> ... this part of the change, where - as in v1 - you add a check for
>> 'd', while a check for 't' (which supposedly is what you're after)
>> was already there.
> 
> This nm invocation is supposed to save dynamic symbols (.dyns) and normal symbols ('.fsyms'),
> where .fsymc contains both data and functions.
> 
> The symbol which I need to properly list is:
> 
> mtest.c:int global = 1;
> 
> which gets 'b' with mold linker.

Yet then 'b' != 'd', and this is unrelated to "main" (which is the only
thing you mention in the description)?

Jan